// bian yi ming ling : gcc -I/usr/include/ncurses screen1.c -o screen1 -lncurses
// 需要安装 ncurses-devel 
#include <unistd.h>
#include <stdlib.h>
#include <curses.h>

int main()
{
    initscr();
    
    move(5,15);
    printw("%s", "Hello world");
    refresh();
    sleep(2);
   
    endwin();
    exit(0);
}
